// use for Login Form
function loginForm()
{
 if(document.loginform.userid.value == "")
 {
 alert("Please enter Username");
 return false;
 }
 if(document.loginform.pwd.value == "")
 {
 alert("Please enter Password");
 return false;
 }
 return true;
}

// use for change password form
function checkChangePasswordForm()
{
  if(document.form1.old_pwd.value == "")
  {
   alert("Please enter old password");
   return false;
  }
  if(document.form1.new_pwd.value == "")
  {
  alert("Please enter new password");
  return false;
  }
  if(document.form1.confirm_pwd.value == "")
  {
  alert("Please enter confirm password");
  return false;
  }
  if(document.form1.new_pwd.value != document.form1.confirm_pwd.value)
  {
  alert("New Password does not match with Confirm Password");
  return false;
  }
  return true;
}